=?UTF-8?Q?Hannes_K=c3=bchtreiber?= <h.kuehtreiber@xxxxxxxxxxx> writes: > Hello Tom, thanks for your answer! > We found out because we are monitoring long running queries, and saw it > had been running for a month before the restart yesterday. > I just queried pg_stat_activity and it seems to be running since then. Oh, that's because pg_stat_activity continues to show the last plain-SQL query executed by the session. I think we recently changed things so that replication commands would be shown in pg_stat_activity too, but evidently you're running a version older than that. regards, tom lane